'K

Kangaroo

An Australian born person; a representative Australian footballer; a prison warder

Kangaroo court Being judged by people with no prove
Kangaroo fence A fence constructed of rough logs placed upright close together
Kangaroo land Australia
Kangarooer A person who hunts Kangaroos
Kangaroos in one's top paddock -to have- To be silly or crazy
Keep a dog and bark yourself -why- A self explanatory sentence
Keep down To retain a job; to hold out against a competition
Keep nit To mount guard; to keep watch
Keep out of the rain Avoid trouble
Keep your end up To do your bit in any joint activity
Kelly A crow; an axe
Kelly gang Any group of people who make ruthless financial demands
Kelly -Ned- Any person of buccaneering business habits
Kelpie A widely used type of sheepdog
Kennedy rot Land scurvy
Kenso Kensington racecourse and/or district
Key The Habitual Criminals Act of 1905, or detention under this Act, eg "He's done his spin (five years) and he's into his key now"
Kia ora Goodbye
Kick Pocket
Kick in -to- To contribute money to something
Kick off To die
Kick the bucket To die
Kidman's blood mixture Treacle
Kidney pie Flattery

Kidstakes

Pretence; nonsense

Killer The straw that breaks the camel's back; a sheep designed for mutton
Kindy Kindergarten
King dick A boss; a leader

King hit

A knock out blow

Kip -a- A narrow strip of wood, wide enough and long enough to accommodate two pennies, used in tossing the coins in two-up; to sleep
Kip -to- To sleep
Kiss the cross To be knocked out in a fight
Kiwi A New Zealander
Knackered -to be- To be tired
Knackers Testicles
Knickers Female underwear
Knife edge A sand dune ridge in the desert
Knob A double headed penny
Knock To criticise unfavourably; to consume a drink; to rape
Knock back A rebuff or disappointment
Knock down A formal introduction
Knock off -to- To finish work; to steal something
Knock out -to- To earn a sum of money
Knock rotten To trounce or defeat thoroughly
Knock shop Bordell
Knocked up Being pregnant
Knocker A persistently unfavourable critic; a book maker who welshes on his clients
Knotted -get- Go away and leave me alone 
Knuckle -close to the- Vulgar; indecent
Knuckle on -go the- To cheat; to defraud; to take down